Editing Cranial nerves (section)

===Trigeminal nerve (V)===
The [[trigeminal nerve]] (V) and its three main branches the ophthalmic (V1), maxillary (V2), and mandibular (V3) provide sensation to the skin of the face and also controls the muscles of [[mastication|chewing]].<ref name=TC2018 />

{{Trigeminal nerve}}

Damage to the trigeminal nerve leads to loss of sensation in an affected area. Other conditions affecting the trigeminal nerve (V) include [[trigeminal neuralgia]], herpes zoster, sinusitis pain, presence of a [[dental abscess]], and [[cluster headache]]s.<ref name=Nesbitt2012>{{cite journal|author=Nesbitt AD, Goadsby PJ|title=Cluster headache|journal=BMJ (Clinical Research Ed.)|date=Apr 11, 2012|volume=344|pages=e2407|pmid=22496300 |type=Review|doi=10.1136/bmj.e2407|s2cid=5479248}}</ref><ref name=TC2018 />
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[[File:Bellspalsy.JPG|alt=|thumb|The facial nerve (VII) supplies the muscles of facial expression. Damage to the nerve causes a lack of muscle tone on the affected side, as can be seen on the right side of the face here.]]